520 SUCCINEA §. 4. 



18. S. crocata Gould. *{* 



T. pinguis, subsolida, subopaca, ovato-globosa, saturate 

 crocea, lineis incrementi exilibus et interdum lineis inordinalis 

 volventibus striata; spira brevis, acuta; anfr. vix 3, convexi, su- 

 tura profundissima discreti, ultimus ventricosus; apertura magna, 

 rotundato-ovata ; columella carinala subincrassata, haud sinuosa; 

 intus calcarea. — Long. y», lat. '/2 poll. (G.) 



Succinea crocata Gould 1846. Exped. shelis p. 29. 

 Habitat Upolu. 



19. S. humerosa Gould. -f- 



T. ovata , depressa , subrhombea , sublucida, striis incremen- 

 talibus rugosa , sulcis raris volventibus interdum arata, dilute 

 virens et interdum rubricans; spirae anfr. 3, ultimus permagnus, 

 postice subangulatus; apertura subovalis, postice amplificata; 

 labrum dextrorsum decurrens; plica columellaris conspicua. — 

 Long. %, lat. %, alt. V, poll. (G.) 



Siiccinea humerosa Gould 1846. Exped. shells p. 28. 

 Habitat in montibus insulae Taheiti. 



Obs, "Facile cognoscenda humero angulari anfractus ultimi. » 



20. S. infundibuliformis Gould. ^ 



T. acuto-conica, infundibuliformis, ad basim peroblique trun- 

 cata, concinne striata, opaca, viridis; spira obtusa, anfr. 2 '/2 pla- 

 nulatis, ultimo magno; sutura linearis; apertura rotundato-ovata ; 

 margo sinister inflexus, ad peripheriam carinatus. — Long. yi.i, 

 lat. ^20 poll. (G.) 



Succinea infundibuliformis Goidd 18 46. Exped. shells p. 30. 

 Habitat in montibus insularum Taheiti et Eimeo. 



21. S. lumbalis Gould. ^ 



T. mediocris, ovato-conica, tenuissima, sublucida, pallidc 

 virens, leviter striata, subtus gibbosa; spira acute conica; anfr. 

 3 convexiusculi , ultimus ventricosus, versus suturam declivis; 

 apertura rotundato-ovata; columella valde arcuata, callo indula, 

 plica mediocri. — Long. y^o, lat. ^20, alt. ^20 poll. (G.) 



Succinea lumbalis Gould 1846. Exped. shells p. 28. 

 Habitat in insula Kauai Sandwich. 



Obs. «Simihs speciebus minoribus Limnaeae calascopii Say. » 



22. S. manuana Gould. -J- 



T. parva ovata, ventricosa, tcnuis, subopaca, straminoa, 

 longitudinahter slriata et transverse sparsim rugosa; spira obtusa, 



